/* ============================================================================
   hailneed.github.io — Instrument Daylight
   ----------------------------------------------------------------------------
   One stylesheet, no framework, no build step. Sections:
     01 tokens · 02 reset · 03 overlays · 04 chrome (topbar, rail, cursor)
     05 type & motion primitives · 06 hero · 07 field kit · 08 install
     09 also shipped · 10 method · 11 dispatches · 12 contact · 13 footer
     14 writing index page · 15 reduced motion & narrow viewports
     07b icons & unit cards (appended) · 16 funnel forms
     17 support tiers · 18 faq
   ========================================================================== */

/* ---------------------------------------------------------------- 01 tokens */
:root {
  /* surface — kağıt, ekran değil */
  --ink:        #ffffff;
  --ink-1:      #f8f7f4;
  --ink-2:      #f4f3ef;
  --ink-3:      #eceae5;

  /* hairlines */
  --line:       rgba(18, 20, 25, 0.10);
  --line-2:     rgba(18, 20, 25, 0.17);
  --line-3:     rgba(18, 20, 25, 0.30);

  /* ink */
  --fg:         #16181d;
  --fg-2:       #4c525b;
  --fg-3:       #6f757e;
  --fg-4:       #838992;

  /* signal — beyaz üstünde AA geçen yanık turuncu (4.7:1) */
  --signal:     #c2500c;
  --signal-2:   #9c3f08;
  --signal-dim: rgba(194, 80, 12, 0.09);
  --on-signal:  #fffaf5;
  --danger:     #b3261e;

  /* type */
  --sans:  'Inter Tight', system-ui, -apple-system, 'Segoe UI', sans-serif;
  --serif: 'Instrument Serif', 'Iowan Old Style', Georgia, serif;
  --mono:  'JetBrains Mono', ui-monospace, SFMono-Regular, Menlo, Consolas, monospace;

  /* layout */
  --pane:   0px;                              /* instrument width, desktop only */
  --gutter: clamp(20px, 5.5vw, 76px);
  --measure: 60ch;

  /* motion */
  --ease:   cubic-bezier(0.16, 1, 0.3, 1);
  --ease-io: cubic-bezier(0.65, 0, 0.35, 1);

  color-scheme: light;
}

@media (min-width: 1100px) { :root { --pane: 44vw; } }
@media (min-width: 1800px) { :root { --pane: 40vw; } }

/* ----------------------------------------------------------------- 02 reset */
*, *::before, *::after { box-sizing: border-box; }

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
  scroll-padding-top: 96px;
}

body {
  margin: 0;
  background: var(--ink);
  color: var(--fg);
  font-family: var(--sans);
  font-size: 16px;
  font-weight: 400;
  line-height: 1.6;
  letter-spacing: -0.005em;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
  font-variant-numeric: tabular-nums;
}

h1, h2, h3, h4, p, figure, blockquote, ul, ol, dl { margin: 0; }
ul, ol { padding: 0; list-style: none; }
img, svg, canvas { display: block; max-width: 100%; }
button { font: inherit; color: inherit; background: none; border: 0; cursor: pointer; }

a { color: inherit; text-decoration: none; }

::selection { background: var(--signal); color: var(--on-signal); }

:focus-visible {
  outline: 1px solid var(--signal);
  outline-offset: 3px;
  border-radius: 1px;
}

.skip {
  position: fixed;
  top: 10px; left: 10px;
  z-index: 200;
  padding: 10px 16px;
  background: var(--signal);
  color: var(--on-signal);
  font: 500 12px/1 var(--mono);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  transform: translateY(-200%);
  transition: transform 0.25s var(--ease);
}
.skip:focus { transform: none; }

.vh {
  position: absolute; width: 1px; height: 1px;
  padding: 0; margin: -1px; overflow: hidden;
  clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}

/* -------------------------------------------------------------- 03 overlays */
/* Film grain. Cheap, fixed, and the single biggest "not a template" tell. */
.grain {
  position: fixed;
  inset: -50%;
  z-index: 90;
  pointer-events: none;
  opacity: 0.055;
  mix-blend-mode: multiply;   /* aydınlık zeminde grain koyultur, soldurmaz */
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* Vertical hairline columns behind the text — an engineering-drawing grid. */
.rules {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  padding-inline: var(--gutter);
  padding-right: calc(var(--pane) + var(--gutter));
}
.rules::before {
  content: '';
  display: block;
  height: 100%;
  background-image: repeating-linear-gradient(
    to right,
    var(--line) 0 1px,
    transparent 1px calc(100% / 6)
  );
  opacity: 0.55;
}

/* The instrument itself. Everything in it is painted by instrument.js. */
#instrument {
  position: fixed;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
  opacity: 0.22;
  transition: opacity 0.6s var(--ease);
}
@media (min-width: 1100px) {
  #instrument {
    inset: 0 0 0 auto;
    width: var(--pane);
    opacity: 1;
  }
}

/* Scrim so body copy stays readable over the full-bleed mobile instrument. */
.scrim {
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background:
    radial-gradient(120% 80% at 50% 0%, rgba(255, 255, 255, 0.3) 0%, rgba(255, 255, 255, 0.88) 70%),
    linear-gradient(to bottom, rgba(255, 255, 255, 0.58), rgba(255, 255, 255, 0.94));
}
@media (min-width: 1100px) {
  .scrim {
    right: var(--pane);
    background: linear-gradient(to right, rgba(255, 255, 255, 0) 58%, rgba(255, 255, 255, 0.94) 100%);
  }
}

/* ---------------------------------------------------------------- 04 chrome */
.topbar {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 80;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 64px;
  padding-inline: var(--gutter);
  font: 500 11px/1 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-2);
  background: linear-gradient(to bottom, rgba(255, 255, 255, 0.94), rgba(255, 255, 255, 0));
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  transition: transform 0.45s var(--ease), border-color 0.45s var(--ease);
  border-bottom: 1px solid transparent;
}
.topbar.is-stuck { border-bottom-color: var(--line); background: rgba(255, 255, 255, 0.88); }
.topbar.is-hidden { transform: translateY(-100%); }

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--fg);
  letter-spacing: 0.14em;
}
.brand .dot {
  width: 6px; height: 6px;
  background: var(--signal);
  box-shadow: 0 0 0 3px var(--signal-dim);
  animation: pulse 3.2s var(--ease-io) infinite;
}
@keyframes pulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

.topnav { display: none; gap: 26px; }
@media (min-width: 860px) { .topnav { display: flex; } }
.topnav a { position: relative; color: var(--fg-3); transition: color 0.3s var(--ease); }
.topnav a::after {
  content: '';
  position: absolute; left: 0; right: 100%; bottom: -6px;
  height: 1px; background: var(--signal);
  transition: right 0.4s var(--ease);
}
.topnav a:hover, .topnav a[aria-current='true'] { color: var(--fg); }
.topnav a:hover::after, .topnav a[aria-current='true']::after { right: 0; }

.topmeta { display: none; color: var(--fg-4); }
@media (min-width: 620px) { .topmeta { display: block; } }

/* Right-edge scroll rail: a gauge, not a scrollbar. */
.rail {
  position: fixed;
  right: 14px;
  top: 50%;
  transform: translateY(-50%);
  z-index: 80;
  display: none;
  flex-direction: column;
  gap: 14px;
  align-items: flex-end;
}
@media (min-width: 1100px) { .rail { display: flex; right: 18px; } }

.rail a {
  display: flex;
  align-items: center;
  gap: 10px;
  font: 500 10px/1 var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-4);
  transition: color 0.35s var(--ease);
}
.rail .tick {
  display: block;
  width: 14px; height: 1px;
  background: var(--line-3);
  transition: width 0.45s var(--ease), background 0.45s var(--ease);
}
.rail .name {
  opacity: 0;
  transform: translateX(6px);
  transition: opacity 0.35s var(--ease), transform 0.35s var(--ease);
}
.rail a:hover { color: var(--fg-2); }
.rail a:hover .name { opacity: 1; transform: none; }
.rail a[aria-current='true'] { color: var(--signal); }
.rail a[aria-current='true'] .tick { width: 30px; background: var(--signal); }
.rail a[aria-current='true'] .name { opacity: 1; transform: none; }

/* Lagging cursor ring. Pointer-fine only; never interferes with hit testing. */
.cursor {
  position: fixed;
  top: 0; left: 0;
  z-index: 95;
  width: 26px; height: 26px;
  margin: -13px 0 0 -13px;
  border: 1px solid var(--line-3);
  border-radius: 50%;
  pointer-events: none;
  opacity: 0;
  transition: opacity 0.3s, width 0.3s var(--ease), height 0.3s var(--ease),
              margin 0.3s var(--ease), border-color 0.3s var(--ease),
              background 0.3s var(--ease);
}
.cursor.is-on { opacity: 1; }
.cursor.is-hot {
  width: 52px; height: 52px; margin: -26px 0 0 -26px;
  border-color: var(--signal);
  background: var(--signal-dim);
}
@media (hover: none), (pointer: coarse) { .cursor { display: none; } }

/* ------------------------------------------ 05 type & motion primitives ---- */
.flow {
  position: relative;
  z-index: 1;
  padding-inline: var(--gutter);
  padding-right: calc(var(--pane) + var(--gutter));
}

section { position: relative; padding-block: clamp(88px, 14vh, 160px); }
section + section { border-top: 1px solid var(--line); }

.eyebrow {
  display: flex;
  align-items: center;
  gap: 12px;
  font: 500 11px/1 var(--mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.eyebrow::before {
  content: '';
  width: 22px; height: 1px;
  background: var(--signal);
  flex: none;
}
.eyebrow .num { color: var(--signal); }

.h-display {
  font-family: var(--sans);
  font-weight: 500;
  font-size: clamp(38px, 7.2vw, 76px);
  line-height: 0.98;
  letter-spacing: -0.035em;
  text-wrap: balance;
}
.h-section {
  font-weight: 500;
  font-size: clamp(28px, 4.4vw, 46px);
  line-height: 1.04;
  letter-spacing: -0.03em;
  text-wrap: balance;
}
.h-item {
  font-weight: 500;
  font-size: clamp(24px, 3.2vw, 34px);
  line-height: 1.1;
  letter-spacing: -0.025em;
}
em, .serif {
  font-family: var(--serif);
  font-style: italic;
  font-weight: 400;
  letter-spacing: -0.01em;
}

.lede {
  max-width: var(--measure);
  font-size: clamp(16px, 1.5vw, 19px);
  line-height: 1.62;
  color: var(--fg-2);
  text-wrap: pretty;
}
.body { max-width: var(--measure); color: var(--fg-2); text-wrap: pretty; }
.small {
  font: 400 12px/1.6 var(--mono);
  letter-spacing: 0.02em;
  color: var(--fg-3);
}

/* reveal ------------------------------------------------------------------ */
/* Scoped to `.js`, which an inline script in <head> sets. Without it the hidden
   state would be permanent for anyone browsing with JavaScript off — the page
   has to read on its own, the motion is the enhancement. */
.js [data-reveal] {
  opacity: 0;
  transform: translate3d(0, 16px, 0);
  transition:
    opacity 0.9s var(--ease) var(--d, 0s),
    transform 0.9s var(--ease) var(--d, 0s);
}
.js [data-reveal].is-in { opacity: 1; transform: none; }

/* Word-level rise for split headings. Wrapping words (rather than lines) keeps
   inline <em> intact and survives every reflow without re-measuring. */
[data-split] .w {
  display: inline-block;
  overflow: hidden;
  vertical-align: bottom;
  padding-bottom: 0.14em;   /* descenders must not be clipped by the mask */
  margin-bottom: -0.14em;
}
[data-split] .w > i {
  display: inline-block;
  font-style: inherit;
  transform: translate3d(0, 110%, 0);
  transition: transform 1s var(--ease) var(--wd, 0s);
}
.is-in [data-split] .w > i,
[data-split].is-in .w > i { transform: none; }

/* A container whose headline animates word by word should not also slide. */
.reveal--soft { transform: none !important; }

/* links -------------------------------------------------------------------- */
.link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font: 500 12px/1 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg);
  padding-bottom: 6px;
  border-bottom: 1px solid var(--line-2);
  transition: color 0.3s var(--ease), border-color 0.3s var(--ease), gap 0.3s var(--ease);
}
.link .arw { transition: transform 0.4s var(--ease); }
.link:hover { color: var(--signal); border-bottom-color: var(--signal); gap: 12px; }
.link:hover .arw { transform: translateX(2px); }

.btn {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 20px;
  font: 500 12px/1 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  border: 1px solid var(--line-2);
  color: var(--fg);
  background: rgba(18, 20, 25, 0.015);
  transition: border-color 0.3s var(--ease), background 0.3s var(--ease), color 0.3s var(--ease);
}
.btn:hover { border-color: var(--signal); color: var(--signal); background: var(--signal-dim); }
.btn--solid { background: var(--signal); border-color: var(--signal); color: var(--on-signal); }
.btn--solid:hover { background: var(--signal-2); border-color: var(--signal-2); color: var(--on-signal); }

/* ------------------------------------------------------------------ 06 hero */
#index { padding-top: clamp(120px, 22vh, 200px); padding-bottom: clamp(72px, 11vh, 128px); }

/* Art-directed breaks in display type: authored <br> only applies once there
   is room for it, so narrow viewports fall back to natural wrapping. */
.h-display br, .h-section br { display: none; }
@media (min-width: 900px) { .h-display br, .h-section br { display: inline; } }

.hero-head { display: flex; flex-direction: column; gap: 30px; }
.hero-title { margin-top: 6px; }
.hero-title .amp { color: var(--signal); }

.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 8px; }

.metrics {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  margin-top: clamp(48px, 8vh, 84px);
  border-top: 1px solid var(--line);
  border-left: 1px solid var(--line);
}
@media (min-width: 720px) { .metrics { grid-template-columns: repeat(4, 1fr); } }

.metric {
  padding: 20px 18px 22px;
  border-right: 1px solid var(--line);
  border-bottom: 1px solid var(--line);
}
.metric .val {
  font-family: var(--mono);
  font-weight: 500;
  font-size: clamp(30px, 4.4vw, 44px);
  line-height: 1;
  letter-spacing: -0.04em;
  color: var(--fg);
}
.metric .val::after { content: attr(data-suffix); color: var(--signal); }
.metric .lbl {
  margin-top: 10px;
  font: 500 11px/1.2 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-2);
}
.metric .note { margin-top: 3px; font-size: 12px; color: var(--fg-4); }

/* ------------------------------------------------------------- 07 field kit */
.section-head {
  display: flex;
  flex-direction: column;
  gap: 18px;
  margin-bottom: clamp(48px, 7vh, 80px);
}

.kit { display: flex; flex-direction: column; }

.entry {
  padding-block: clamp(52px, 8vh, 92px);
  border-top: 1px solid var(--line);
}
.entry:first-child { border-top: 0; padding-top: 0; }

.entry-top {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 18px;
}
.entry-idx {
  font: 500 11px/1 var(--mono);
  letter-spacing: 0.14em;
  color: var(--signal);
}
.entry-kicker {
  font: 500 11px/1 var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-3);
  margin-left: auto;
}
.entry-name {
  font-family: var(--mono);
  font-weight: 500;
  font-size: clamp(26px, 3.6vw, 38px);
  line-height: 1.05;
  letter-spacing: -0.035em;
}

.entry-body { max-width: var(--measure); color: var(--fg-2); }

.pull {
  position: relative;
  max-width: 52ch;
  margin-top: 26px;
  padding-left: 20px;
  border-left: 1px solid var(--signal);
  font-family: var(--serif);
  font-style: italic;
  font-size: clamp(18px, 2.1vw, 23px);
  line-height: 1.4;
  letter-spacing: -0.012em;
  color: var(--fg);
}

.cmds { margin-top: 30px; border-top: 1px solid var(--line); }
.cmds li {
  display: flex;
  align-items: baseline;
  gap: 16px;
  flex-wrap: wrap;
  padding: 12px 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left 0.4s var(--ease), border-color 0.4s var(--ease);
}
.cmds li:hover { padding-left: 10px; border-bottom-color: var(--line-2); }
.cmds code {
  font: 500 13px/1.4 var(--mono);
  letter-spacing: -0.01em;
  color: var(--signal);
}
.cmds .desc { font-size: 13px; color: var(--fg-3); margin-left: auto; text-align: right; }

.facts {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  margin-top: 28px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (min-width: 640px) { .facts { grid-template-columns: repeat(4, 1fr); } }
.fact { padding: 14px 14px 16px; background: var(--ink); }
.fact .n {
  font: 500 20px/1 var(--mono);
  letter-spacing: -0.03em;
  color: var(--fg);
}
.fact .k {
  margin-top: 6px;
  font: 400 10px/1.3 var(--mono);
  letter-spacing: 0.11em;
  text-transform: uppercase;
  color: var(--fg-3);
}

.entry-foot {
  display: flex;
  align-items: center;
  gap: 22px;
  flex-wrap: wrap;
  margin-top: 28px;
}
.tags { display: flex; flex-wrap: wrap; gap: 8px; margin-left: auto; }
.tag {
  padding: 5px 9px;
  font: 400 10px/1 var(--mono);
  letter-spacing: 0.08em;
  color: var(--fg-3);
  border: 1px solid var(--line);
}

/* --------------------------------------------------------------- 08 install */
.install-grid { display: grid; gap: clamp(32px, 5vw, 56px); }
@media (min-width: 900px) { .install-grid { grid-template-columns: 1fr 1fr; align-items: start; } }

.terminal {
  border: 1px solid var(--line-2);
  background: linear-gradient(180deg, var(--ink-2), var(--ink-1));
  box-shadow: 0 24px 60px -38px rgba(18, 20, 25, 0.3);
}
.terminal-bar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: 11px 14px;
  border-bottom: 1px solid var(--line);
  font: 400 10px/1 var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-4);
}
.terminal-bar .lamp { width: 7px; height: 7px; border-radius: 50%; background: var(--line-3); }
.terminal-bar .lamp:first-child { background: var(--signal); }
.terminal-bar .ttl { margin-left: 8px; }
.copy {
  margin-left: auto;
  padding: 4px 8px;
  font: 500 10px/1 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-3);
  border: 1px solid var(--line);
  transition: color 0.25s, border-color 0.25s, background 0.25s;
}
.copy:hover { color: var(--signal); border-color: var(--signal); background: var(--signal-dim); }
.copy.is-done { color: var(--signal); border-color: var(--signal); }

.terminal pre {
  margin: 0;
  padding: 20px 16px 22px;
  overflow-x: auto;
  font: 400 13px/1.85 var(--mono);
  letter-spacing: -0.005em;
  color: var(--fg);
  tab-size: 2;
}
.terminal .c { color: var(--fg-4); }
.terminal .p { color: var(--signal); user-select: none; }

.req { margin-top: 22px; display: grid; gap: 10px; }
/* Block, not flex: a flex container would make <b> and <code> separate items
   and squeeze them side by side instead of letting the sentence run on. */
.req li {
  position: relative;
  padding-left: 22px;
  font: 400 12px/1.7 var(--mono);
  color: var(--fg-3);
}
.req li b { color: var(--fg-2); font-weight: 500; }
.req li code { color: var(--fg-2); word-break: break-word; }
.req li::before {
  content: '+';
  position: absolute;
  left: 0;
  top: 0;
  color: var(--signal);
}

/* --------------------------------------------------------- 09 also shipped */
.cards {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (min-width: 760px) { .cards { grid-template-columns: 1fr 1fr; } }

.card {
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: clamp(22px, 3vw, 32px);
  background: var(--ink);
  transition: background 0.5s var(--ease);
}
.card:hover { background: var(--ink-1); }
.card-top { display: flex; align-items: baseline; gap: 14px; }
.card-name {
  font: 500 17px/1.2 var(--mono);
  letter-spacing: -0.02em;
  color: var(--fg);
  transition: color 0.3s var(--ease);
}
.card:hover .card-name { color: var(--signal); }
.card-kicker {
  margin-left: auto;
  font: 400 10px/1 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-4);
}
.card p { font-size: 14px; line-height: 1.62; color: var(--fg-3); }
.card-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  margin-top: auto;
  padding-top: 14px;
  font: 400 10px/1 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-4);
}
.card-foot .go { color: var(--fg-3); transition: transform 0.4s var(--ease), color 0.3s; }
.card:hover .card-foot .go { color: var(--signal); transform: translateX(3px); }

/* ---------------------------------------------------------------- 10 method */
.principles { display: grid; gap: 1px; background: var(--line); border-block: 1px solid var(--line); }
@media (min-width: 900px) { .principles { grid-template-columns: 1fr 1fr; } }
.principle { padding: clamp(26px, 3.4vw, 40px); background: var(--ink); }
.principle .n {
  font: 500 11px/1 var(--mono);
  letter-spacing: 0.14em;
  color: var(--signal);
}
.principle h3 {
  margin-top: 16px;
  font-weight: 500;
  font-size: clamp(19px, 2.2vw, 24px);
  line-height: 1.2;
  letter-spacing: -0.025em;
}
.principle p { margin-top: 12px; font-size: 14px; line-height: 1.65; color: var(--fg-3); }

/* ----------------------------------------------------------- 11 dispatches */
.posts { border-top: 1px solid var(--line); }

.post {
  display: grid;
  gap: 6px 24px;
  padding: clamp(22px, 3vw, 30px) 0;
  border-bottom: 1px solid var(--line);
  transition: padding-left 0.5s var(--ease);
}
@media (min-width: 820px) {
  .post { grid-template-columns: 92px minmax(0, 1fr) 128px; align-items: start; }
}
a.post:hover { padding-left: 12px; }

.post-when {
  font: 400 11px/1.6 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-4);
  padding-top: 5px;
}
.post-title {
  font-weight: 500;
  font-size: clamp(19px, 2.4vw, 25px);
  line-height: 1.22;
  letter-spacing: -0.025em;
  text-wrap: balance;
  transition: color 0.3s var(--ease);
}
a.post:hover .post-title { color: var(--signal); }
.post-dek { margin-top: 8px; font-size: 14px; line-height: 1.6; color: var(--fg-3); max-width: 56ch; }
.post-tags { display: flex; flex-wrap: wrap; gap: 7px; margin-top: 12px; }
.post-side {
  display: flex;
  align-items: center;
  gap: 8px;
  justify-content: flex-start;
  font: 500 10px/1 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-4);
  padding-top: 7px;
}
@media (min-width: 820px) { .post-side { justify-content: flex-end; } }
.post-side .badge {
  padding: 4px 8px;
  border: 1px solid var(--line);
  color: var(--fg-3);
}
a.post .post-side .badge { color: var(--signal); border-color: var(--signal-dim); }

.writing-foot {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  flex-wrap: wrap;
  margin-top: 30px;
}

/* --------------------------------------------------------------- 12 contact */
.contact-grid { display: grid; gap: clamp(34px, 5vw, 60px); }
@media (min-width: 900px) { .contact-grid { grid-template-columns: 1.15fr 1fr; align-items: start; } }

.contact-links { display: grid; gap: 1px; background: var(--line); border: 1px solid var(--line); }
.contact-links a {
  display: flex;
  align-items: center;
  gap: 16px;
  padding: 18px 20px;
  background: var(--ink);
  font: 500 12px/1 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  transition: background 0.4s var(--ease), color 0.3s var(--ease);
}
.contact-links a:hover { background: var(--ink-2); color: var(--signal); }
.contact-links .k { color: var(--fg-4); width: 74px; flex: none; }
.contact-links .v { color: inherit; text-transform: none; letter-spacing: 0; }
.contact-links .go { margin-left: auto; color: var(--fg-4); transition: transform 0.4s var(--ease); }
.contact-links a:hover .go { transform: translateX(3px); color: var(--signal); }

.ticker {
  position: relative;
  margin-top: clamp(46px, 7vh, 76px);
  padding-block: 14px;
  border-block: 1px solid var(--line);
  overflow: hidden;
  mask-image: linear-gradient(to right, transparent, #000 8%, #000 92%, transparent);
  -webkit-mask-image: linear-gradient(to right, transparent, #000 8%, #000 92%, transparent);
}
.ticker ul {
  display: flex;
  gap: 34px;
  width: max-content;
  animation: slide 46s linear infinite;
}
.ticker li {
  font: 400 11px/1 var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-4);
  white-space: nowrap;
}
.ticker li::after { content: ' ·'; color: var(--signal); }
@keyframes slide { to { transform: translateX(-50%); } }
.ticker:hover ul { animation-play-state: paused; }

/* ---------------------------------------------------------------- 13 footer */
.foot {
  position: relative;
  z-index: 1;
  padding: 34px var(--gutter) 40px;
  padding-right: calc(var(--pane) + var(--gutter));
  border-top: 1px solid var(--line);
  display: flex;
  flex-wrap: wrap;
  gap: 14px 28px;
  align-items: baseline;
  font: 400 11px/1.7 var(--mono);
  letter-spacing: 0.06em;
  color: var(--fg-4);
}
.foot .colophon { max-width: 62ch; }
.foot a { color: var(--fg-3); border-bottom: 1px solid var(--line-2); }
.foot a:hover { color: var(--signal); border-bottom-color: var(--signal); }
.foot .to-top { margin-left: auto; text-transform: uppercase; letter-spacing: 0.12em; }

/* ------------------------------------------------- 14 writing index page --- */
/* The dispatch index runs one column with the instrument full-bleed behind it,
   so the canvas takes the whole viewport and instrument.js drops its frame. */
body.page-writing { --pane: 0px; }
body.page-writing #instrument { inset: 0; width: 100%; opacity: 0.5; }
body.page-writing .scrim { right: 0; background: linear-gradient(to bottom, rgba(255,255,255,0.66), rgba(255,255,255,0.93)); }
body.page-writing .rules { padding-right: var(--gutter); }
body.page-writing .flow, body.page-writing .foot { padding-right: var(--gutter); }
/* One column with nothing beside it would otherwise run to 1600px and read
   like a spreadsheet. Cap the measure, keep the page centred. */
body.page-writing .flow, body.page-writing .foot { max-width: 1180px; }
body.page-writing .flow { margin-inline: auto; }
body.page-writing .foot { margin-inline: auto; }

.page-head {
  padding-top: clamp(120px, 20vh, 180px);
  padding-bottom: clamp(40px, 6vh, 66px);
  max-width: 72ch;
}
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  padding-block: 20px;
  border-top: 1px solid var(--line);
}
.filters button {
  padding: 7px 12px;
  font: 500 10px/1 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-3);
  border: 1px solid var(--line);
  transition: color 0.25s, border-color 0.25s, background 0.25s;
}
.filters button:hover { color: var(--fg); border-color: var(--line-2); }
.filters button[aria-pressed='true'] {
  color: var(--signal);
  border-color: var(--signal);
  background: var(--signal-dim);
}
.empty {
  padding: 60px 0;
  font: 400 13px/1.7 var(--mono);
  color: var(--fg-4);
}

/* -------------------------------------- 15 reduced motion & narrow screens */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
  .js [data-reveal] { opacity: 1; transform: none; }
  [data-split] .w { overflow: visible; }
  [data-split] .w > i { transform: none; }
  .cursor { display: none; }
  .ticker ul { animation: none; }
}

@media (max-width: 480px) {
  .cmds .desc { margin-left: 0; text-align: left; width: 100%; }
  .entry-kicker { margin-left: 0; }
  .tags { margin-left: 0; }
}

/* ============================================================ 07b icons ==== */
/* Inline sprite: no request, no font, works from the filesystem. Every symbol
   is stroke-only so one rule controls weight and colour everywhere. */

.sprite { position: absolute; width: 0; height: 0; overflow: hidden; }

.ico {
  width: 20px;
  height: 20px;
  flex: none;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  vertical-align: middle;
}
.ico--xs { width: 13px; height: 13px; stroke-width: 1.8; }
.ico--sm { width: 15px; height: 15px; stroke-width: 1.7; }
.ico--m  { width: 22px; height: 22px; stroke-width: 1.5; }

/* ------------------------------------------------------------ unit cards -- */
.kit {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}
@media (min-width: 700px)  { .kit { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1180px) { .kit { grid-template-columns: repeat(3, 1fr); } }

.unit {
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 26px 24px 22px;
  background: var(--ink);
  transition: background 0.5s var(--ease);
}
.unit:hover { background: var(--ink-1); }

.unit-head { display: flex; align-items: flex-start; gap: 13px; }

.unit-icon {
  display: grid;
  place-items: center;
  width: 40px;
  height: 40px;
  flex: none;
  border: 1px solid var(--line-2);
  border-radius: 3px;
  color: var(--signal);
  background: var(--signal-dim);
  transition: border-color 0.5s var(--ease), transform 0.5s var(--ease);
}
.unit:hover .unit-icon { border-color: var(--signal); transform: translateY(-2px); }

.unit-name {
  font: 500 17px/1.2 var(--mono);
  letter-spacing: -0.02em;
  color: var(--fg);
}
.unit-kicker {
  margin-top: 5px;
  font: 400 10px/1.2 var(--mono);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--fg-3);
}
.unit-idx {
  margin-left: auto;
  font: 400 11px/1 var(--mono);
  color: var(--fg-4);
}

.unit-line {
  font-size: 14.5px;
  line-height: 1.5;
  color: var(--fg-2);
  text-wrap: balance;
}

.unit .cmds { margin-top: 0; }
.unit .cmds li { gap: 10px; padding: 10px 0; align-items: center; }
.unit .cmds .ico { color: var(--fg-4); transition: color 0.4s var(--ease); }
.unit .cmds li:hover .ico { color: var(--signal); }
.unit .cmds .desc { font-size: 12px; }

.unit-foot {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: auto;
  padding-top: 4px;
}
.unit-foot .link { margin-left: auto; }

.chips { display: flex; flex-wrap: wrap; gap: 6px; }
.chip {
  display: inline-flex;
  align-items: center;
  gap: 5px;
  padding: 4px 8px;
  border: 1px solid var(--line);
  border-radius: 2px;
  font: 400 10px/1 var(--mono);
  letter-spacing: 0.06em;
  color: var(--fg-3);
}
.chip .ico { color: var(--fg-4); }

/* ------------------------------------------------- metrics with an icon --- */
.metric { display: flex; flex-direction: column; gap: 10px; }
.metric .ico { color: var(--signal); opacity: 0.75; }
.metric .lbl { margin-top: 0; }

/* ===================================================== 16 funnel forms ==== */
/* Bülten ve Cloud waitlist formları. Düz POST — JS kapalıyken de çalışır.
   Buton mevcut .btn--solid; burada yalnızca alanın kendisi tanımlı. */

.signup {
  margin-top: 34px;
  padding: 22px 24px;
  border: 1px solid var(--line);
  background: var(--ink-1);
  max-width: 560px;
}

.signup-label {
  display: block;
  margin-bottom: 14px;
  font: 400 12px/1.6 var(--mono);
  letter-spacing: 0.04em;
  color: var(--fg-2);
}

.signup-row { display: flex; flex-wrap: wrap; gap: 10px; }

.signup input[type="email"] {
  flex: 1 1 220px;
  min-width: 0;
  padding: 12px 14px;
  font: 400 13px/1.2 var(--mono);
  color: var(--fg);
  background: var(--ink-2);
  border: 1px solid var(--line-2);
  border-radius: 1px;
  transition: border-color 0.3s var(--ease);
}
.signup input[type="email"]::placeholder { color: var(--fg-4); }
.signup input[type="email"]:hover { border-color: var(--line-3); }
.signup input[type="email"]:focus-visible {
  outline: 1px solid var(--signal);
  outline-offset: 1px;
  border-color: var(--signal);
}

/* ======================================================== 17 support tiers = */
/* Fiyat tablosu değil, destek satırları. İçerik sütunu enstrüman paneli yüzünden
   ~650px; üç kart yan yana sığmıyor. Bu yüzden her katman tek satır: solda ad,
   fiyat ve buton (sabit 200px), sağda vaat ve maddeler. Izgara deseni .principles
   ile aynı — hairline arka plan, satır zemini var(--ink). */

.tiers {
  display: grid;
  gap: 1px;
  background: var(--line);
  border: 1px solid var(--line);
}

.tier {
  position: relative;
  display: grid;
  gap: 22px;
  padding: clamp(24px, 3.2vw, 32px);
  background: var(--ink);
  transition: background 0.5s var(--ease);
}
.tier:hover { background: var(--ink-1); }
@media (min-width: 700px) {
  .tier {
    grid-template-columns: 196px minmax(0, 1fr);
    column-gap: clamp(28px, 4vw, 54px);
  }
}

/* Öne çıkan satır: üstte 2px signal, zemin bir ton daha kağıt. */
.tier--pick { background: var(--ink-1); }
.tier--pick::before {
  content: "";
  position: absolute;
  inset: 0 0 auto 0;
  height: 2px;
  background: var(--signal);
}

.tier-side { display: flex; flex-direction: column; gap: 10px; align-items: flex-start; }

.tier-name {
  font: 500 11px/1 var(--mono);
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--signal);
}
.tier-tag {
  font: 400 10px/1.3 var(--mono);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--fg-4);
}

.tier-price {
  display: flex;
  align-items: baseline;
  gap: 8px;
  margin-top: 4px;
  font: 500 clamp(30px, 3.6vw, 38px)/1 var(--mono);
  letter-spacing: -0.04em;
  color: var(--fg);
}
.tier-price .per {
  font: 400 10px/1 var(--mono);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--fg-3);
}

.tier-side .btn { margin-top: 8px; width: 100%; justify-content: center; }

.tier-main { display: flex; flex-direction: column; gap: 16px; }

.tier-line {
  font-size: 14.5px;
  line-height: 1.6;
  color: var(--fg-2);
  text-wrap: pretty;
}

/* Maddeler yer buldukça iki sütuna açılır. */
.tier-list { display: grid; gap: 9px 26px; }
/* Panel 40vw olduğu için iki sütun ancak çok geniş ekranda gerçekten sığar. */
@media (min-width: 1700px) { .tier-list { grid-template-columns: 1fr 1fr; } }
.tier-list li {
  display: flex;
  align-items: flex-start;
  gap: 9px;
  font: 400 12.5px/1.55 var(--mono);
  color: var(--fg-3);
}
.tier-list .ico { color: var(--signal); flex: none; margin-top: 2px; }

/* Kartların altındaki dürüstlük notu — vaadi tekrar eden tek paragraf. */
.tier-note {
  margin-top: 24px;
  padding-left: 16px;
  border-left: 2px solid var(--signal);
  font: 400 13px/1.75 var(--mono);
  color: var(--fg-3);
  max-width: var(--measure);
}
.tier-note b { color: var(--fg-2); font-weight: 500; }

/* ================================================================ 18 faq === */
/* <details> — JavaScript kapalıyken de açılır kapanır, klavyeyle gezilir. */

.faq { border-top: 1px solid var(--line); max-width: 74ch; }

.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  display: flex;
  align-items: baseline;
  gap: 16px;
  padding: 20px 0;
  cursor: pointer;
  font-weight: 500;
  font-size: clamp(16px, 1.9vw, 19px);
  letter-spacing: -0.02em;
  color: var(--fg);
  list-style: none;
  transition: color 0.3s var(--ease);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--signal); }
.faq summary::after {
  content: '+';
  margin-left: auto;
  font: 400 18px/1 var(--mono);
  color: var(--signal);
  transition: transform 0.35s var(--ease);
}
.faq details[open] summary::after { transform: rotate(45deg); }
.faq details[open] summary { color: var(--signal); }

.faq .q-n {
  flex: none;
  font: 400 11px/1.5 var(--mono);
  letter-spacing: 0.12em;
  color: var(--fg-4);
}

.faq details > p {
  padding: 0 0 22px 44px;
  font-size: 14.5px;
  line-height: 1.7;
  color: var(--fg-3);
  text-wrap: pretty;
}
@media (max-width: 620px) { .faq details > p { padding-left: 0; } }
.faq details > p a { color: var(--fg-2); border-bottom: 1px solid var(--line-2); }
.faq details > p a:hover { color: var(--signal); border-bottom-color: var(--signal); }
.faq details > p code {
  font: 400 13px/1 var(--mono);
  color: var(--fg-2);
  background: var(--ink-2);
  padding: 2px 5px;
}